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Houston, TX Local Forecast Office

18NM NW Galveston TX

Marine Point Forecast

[NOTICE]

This Afternoon
High: 71 °F
SSE 15kt
1ft

Small Craft Advisory
Tonight
Low: 60 °F
S 15kt
1ft

Small Craft Advisory
Sunday
High: 69 °F
NW 10kt
1ft
Sunday Night
Low: 58 °F
NNW 10kt
< 1ft
Washington's Birthday
High: 66 °F
SE 10kt
< 1ft
Monday Night
Low: 59 °F
SSE 10kt
< 1ft
Tuesday
High: 72 °F
S 10kt
< 1ft
Tuesday Night
Low: 64 °F
S 10kt
< 1ft
Wednesday
High: 75 °F
S 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:57 pm CST Feb 14, 2026
Forecast Valid: 4pm CST Feb 14, 2026-6pm CST Feb 21, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

This Afternoon

SSE wind around 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Seas around 1 ft.

Tonight

S wind 10 to 15 kt becoming WSW after midnight. Winds could gust as high as 25 kt. Showers and possibly a thunderstorm before 10pm, then a slight chance of showers and thunderstorms between 10pm and 11pm. Some of the storms could produce heavy rainfall. Seas around 1 ft.

Sunday

W wind around 10 kt becoming NNW in the morning. Winds could gust as high as 20 kt. Mostly sunny. Seas around 1 ft.

Sunday Night

NNW wind 5 to 10 kt becoming NNE after midnight. Partly cloudy. Seas 1 ft or less.

Washington's Birthday

NNE wind 5 to 10 kt becoming SSE in the afternoon. Mostly sunny. Seas 1 ft or less.

Monday Night

SSE wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

S wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

Tuesday Night

S wind around 10 kt. Partly cloudy. Seas 1 ft or less.

Wednesday

S wind around 10 kt. Partly sunny. Seas 1 ft or less.

Winds and waves higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.